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8efb01c852affcd66e45ae0e2923f080cf04c3d6
Leaf/patches/server/0030-Carpet-Fixes-Optimize-Math.round-and-Math.hypot-func.patch
Dreeam 8efb01c852 1.19.4 
still WIP
2023-03-22 10:06:35 -04:00

530 lines
33 KiB
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: etil2jz <81570777+etil2jz@users.noreply.github.com>
Date: Wed, 29 Jun 2022 02:49:45 +0200
Subject: [PATCH] Carpet-Fixes: Optimize `Math.round` and `Math.hypot`
functions
Original license: MIT
Original project: https://github.com/fxmorin/carpet-fixes
Copyright (c) 2020 Fx Morin
diff --git a/src/main/java/carpetfixes/helpers/FastMath.java b/src/main/java/carpetfixes/helpers/FastMath.java
new file mode 100644
index 0000000000000000000000000000000000000000..7166a7d7fa9f3c21e7b36a9b8ae2ece07ed55f4d
--- /dev/null
+++ b/src/main/java/carpetfixes/helpers/FastMath.java
@@ -0,0 +1,61 @@
+package carpetfixes.helpers;
+
+import org.dreeam.leaf.LeafConfig;
+
+public class FastMath {
+
+ private static final double HYPOT_MAX_MAG = 2^511;
+ private static final double HYPOT_FACTOR = 2^750;
+
+ /**
+ * @author FX - PR0CESS
+ * ~1.25x faster than {@link Math#round(float)}
+ */
+ public static int round(float a) {
+ if (LeafConfig.optimizedRound) return a > 0F ? (int)(a + .5F) : (int)(a - .5F);
+ return Math.round(a);
+ }
+
+ /**
+ * @author FX - PR0CESS
+ * ~1.28x faster than {@link Math#round(double)}
+ */
+ public static long round(double a) {
+ if (LeafConfig.optimizedRound) return a > 0D ? (long)(a + .5D) : (long)(a - .5D);
+ return Math.round(a);
+ }
+
+ /**
+ * @author FX - PR0CESS
+ * Hypot implementation from the jafama library. Not 100% accurate! (3E-14%, 15 is perfectly accurate)
+ * ~1.6x faster than {@link Math#hypot(double,double)}
+ */
+ public static double hypot(double x, double y) {
+ x = Math.abs(x);
+ y = Math.abs(y);
+ if (y < x) { // Ensuring x <= y
+ final double a = x;
+ x = y;
+ y = a;
+ } else if (!(y >= x)) { // Testing if we have some NaN
+ return x == Double.POSITIVE_INFINITY ? Double.POSITIVE_INFINITY : Double.NaN;
+ }
+ if (y-x == y) { // x too small to subtract from y
+ return y;
+ } else {
+ double factor;
+ if (y > HYPOT_MAX_MAG) { // y is too large: scaling down
+ x *= (1/HYPOT_FACTOR);
+ y *= (1/HYPOT_FACTOR);
+ factor = HYPOT_FACTOR;
+ } else if (x < (1/HYPOT_MAX_MAG)) { // x is too small: scaling up
+ x *= HYPOT_FACTOR;
+ y *= HYPOT_FACTOR;
+ factor = (1/HYPOT_FACTOR);
+ } else {
+ factor = 1.0;
+ }
+ return factor * Math.sqrt(x*x+y*y);
+ }
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/com/destroystokyo/paper/gui/RAMDetails.java b/src/main/java/com/destroystokyo/paper/gui/RAMDetails.java
index fac07dda413002c12276131efbe4ee3832c2265a..69fe2c67430991001bdf8c861b94c816981e0a25 100644
--- a/src/main/java/com/destroystokyo/paper/gui/RAMDetails.java
+++ b/src/main/java/com/destroystokyo/paper/gui/RAMDetails.java
@@ -81,6 +81,6 @@ public class RAMDetails extends JList<String> {
}
private static String format(double tps) {
- return ( ( tps > 21.0 ) ? "*" : "" ) + Math.min( Math.round( tps * 100.0 ) / 100.0, 20.0 );
+ return ( ( tps > 21.0 ) ? "*" : "" ) + Math.min( carpetfixes.helpers.FastMath.round( tps * 100.0 ) / 100.0, 20.0 ); // Mirai
}
}
diff --git a/src/main/java/com/destroystokyo/paper/gui/RAMGraph.java b/src/main/java/com/destroystokyo/paper/gui/RAMGraph.java
index c3e54da4ab6440811aab2f9dd1e218802ac13285..db1319c51a5410ee106d023fce759f1e390872e2 100644
--- a/src/main/java/com/destroystokyo/paper/gui/RAMGraph.java
+++ b/src/main/java/com/destroystokyo/paper/gui/RAMGraph.java
@@ -128,7 +128,7 @@ public class RAMGraph extends JComponent {
graphics.setColor(data.getLineColor());
graphics.fillOval(m.x - 2, 100 - used - 2, 5, 5);
setToolTipText(String.format("<html><body>Used: %s mb (%s%%)<br/>%s</body></html>",
- Math.round(data.getUsedMem() / 1024F / 1024F),
+ carpetfixes.helpers.FastMath.round(data.getUsedMem() / 1024F / 1024F), // Mirai
used, getTime(m.x)));
}
}
diff --git a/src/main/java/io/papermc/paper/chunk/PlayerChunkLoader.java b/src/main/java/io/papermc/paper/chunk/PlayerChunkLoader.java
index b2e4fb69fd6564484e0ebd120ba87431c5c158e4..88a2ade5f467094660978d2d7ad80359cb051d88 100644
--- a/src/main/java/io/papermc/paper/chunk/PlayerChunkLoader.java
+++ b/src/main/java/io/papermc/paper/chunk/PlayerChunkLoader.java
@@ -387,11 +387,11 @@ public final class PlayerChunkLoader {
}
protected long getTargetSendPerPlayerAddend() {
- return GlobalConfiguration.get().chunkLoading.targetPlayerChunkSendRate <= 1.0 ? 0L : (long)Math.round(1.0e9 / GlobalConfiguration.get().chunkLoading.targetPlayerChunkSendRate);
+ return GlobalConfiguration.get().chunkLoading.targetPlayerChunkSendRate <= 1.0 ? 0L : (long)carpetfixes.helpers.FastMath.round(1.0e9 / GlobalConfiguration.get().chunkLoading.targetPlayerChunkSendRate); // Mirai
}
protected long getMaxSendAddend() {
- return GlobalConfiguration.get().chunkLoading.globalMaxChunkSendRate <= 1.0 ? 0L : (long)Math.round(1.0e9 / GlobalConfiguration.get().chunkLoading.globalMaxChunkSendRate);
+ return GlobalConfiguration.get().chunkLoading.globalMaxChunkSendRate <= 1.0 ? 0L : (long)carpetfixes.helpers.FastMath.round(1.0e9 / GlobalConfiguration.get().chunkLoading.globalMaxChunkSendRate); // Mirai
}
public void onChunkPlayerTickReady(final int chunkX, final int chunkZ) {
diff --git a/src/main/java/io/papermc/paper/command/subcommands/FixLightCommand.java b/src/main/java/io/papermc/paper/command/subcommands/FixLightCommand.java
index 7784d72ddd6db00c674e22759c00c430222c4b85..0f180d11774f6dec2667b3a3f6a63d1127bac869 100644
--- a/src/main/java/io/papermc/paper/command/subcommands/FixLightCommand.java
+++ b/src/main/java/io/papermc/paper/command/subcommands/FixLightCommand.java
@@ -95,12 +95,12 @@ public final class FixLightCommand implements PaperSubcommand {
++relitChunks[0];
sender.getBukkitEntity().sendMessage(text().color(DARK_AQUA).append(
text("Relit chunk ", BLUE), text(chunkPos.toString()),
- text(", progress: ", BLUE), text((int) (Math.round(100.0 * (double) (relitChunks[0]) / (double) pending[0])) + "%")
+ text(", progress: ", BLUE), text((int) (carpetfixes.helpers.FastMath.round(100.0 * (double) (relitChunks[0]) / (double) pending[0])) + "%") // Mirai
));
},
(final int totalRelit) -> {
final long end = System.nanoTime();
- final long diff = Math.round(1.0e-6 * (end - start));
+ final long diff = carpetfixes.helpers.FastMath.round(1.0e-6 * (end - start)); // Mirai
sender.getBukkitEntity().sendMessage(text().color(DARK_AQUA).append(
text("Relit ", BLUE), text(totalRelit),
text(" chunks. Took ", BLUE), text(diff + "ms")
diff --git a/src/main/java/net/minecraft/commands/arguments/TimeArgument.java b/src/main/java/net/minecraft/commands/arguments/TimeArgument.java
index b2f1d117abd3828140c1edf2baf314b34d2ccf40..d13bafdfa4175e193fa3e337f93e796dd346e678 100644
--- a/src/main/java/net/minecraft/commands/arguments/TimeArgument.java
+++ b/src/main/java/net/minecraft/commands/arguments/TimeArgument.java
@@ -48,7 +48,7 @@ public class TimeArgument implements ArgumentType<Integer> {
if (i == 0) {
throw ERROR_INVALID_UNIT.create();
} else {
- int j = Math.round(f * (float)i);
+ int j = carpetfixes.helpers.FastMath.round(f * (float)i); // Mirai
if (j < this.minimum) {
throw ERROR_TICK_COUNT_TOO_LOW.create(j, this.minimum);
} else {
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 8cd54a95609df0c5497c00d1a254c22d47e80a15..0447aaaa778e9e7f5ceb3d0f3c868a8289fcdc6f 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -2861,7 +2861,7 @@ public abstract class MinecraftServer extends MinecraftServerBlockableEventLoop
}
double overuseCount = (double)overuse/(double)MAX_CHUNK_EXEC_TIME;
- long extraSleep = (long)Math.round(overuseCount*CHUNK_TASK_QUEUE_BACKOFF_MIN_TIME);
+ long extraSleep = (long)carpetfixes.helpers.FastMath.round(overuseCount*CHUNK_TASK_QUEUE_BACKOFF_MIN_TIME); // Mirai
lastMidTickExecute = currTime + extraSleep;
return;
diff --git a/src/main/java/net/minecraft/server/gui/StatsComponent.java b/src/main/java/net/minecraft/server/gui/StatsComponent.java
index 88f10d729aa1e0a01790521821d691a0ecd373a2..45b2aa542969798a5a3b73af78de21ccc57bcca1 100644
--- a/src/main/java/net/minecraft/server/gui/StatsComponent.java
+++ b/src/main/java/net/minecraft/server/gui/StatsComponent.java
@@ -88,7 +88,7 @@ public class StatsComponent extends JComponent {
// Paper - start Add tps entry
private static String format(double tps) {
- return (( tps > 21.0 ) ? "*" : "") + Math.min(Math.round(tps * 100.0) / 100.0, 20.0); // only print * at 21, we commonly peak to 20.02 as the tick sleep is not accurate enough, stop the noise
+ return (( tps > 21.0 ) ? "*" : "") + Math.min(carpetfixes.helpers.FastMath.round(tps * 100.0) / 100.0, 20.0); // only print * at 21, we commonly peak to 20.02 as the tick sleep is not accurate enough, stop the noise // Mirai
}
// Paper end
}
diff --git a/src/main/java/net/minecraft/util/Mth.java b/src/main/java/net/minecraft/util/Mth.java
index a378a2ddd96e76925fa3409282d9606a86c72334..8f6a109675d3ac160c8ee199400cedc20f529e2e 100644
--- a/src/main/java/net/minecraft/util/Mth.java
+++ b/src/main/java/net/minecraft/util/Mth.java
@@ -9,6 +9,7 @@ import net.minecraft.core.Vec3i;
import net.minecraft.world.phys.AABB;
import net.minecraft.world.phys.Vec3;
import org.apache.commons.lang3.math.NumberUtils;
+import org.dreeam.leaf.LeafConfig;
public class Mth {
private static final long UUID_VERSION = 61440L;
@@ -592,6 +593,7 @@ public class Mth {
}
public static double length(double a, double b) {
+ if (LeafConfig.optimizedHypot) return carpetfixes.helpers.FastMath.hypot(a, b); // Mirai
return Math.sqrt(lengthSquared(a, b));
}
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index a076e8b852a87b67602a21f07048da1570226a81..a947acfee2d45ba29e293b196250d52af874bcc6 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -1501,7 +1501,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
if (this instanceof ServerPlayer) {
CriteriaTriggers.ENTITY_HURT_PLAYER.trigger((ServerPlayer) this, source, f1, amount, flag);
if (f2 > 0.0F && f2 < 3.4028235E37F) {
- ((ServerPlayer) this).awardStat(Stats.DAMAGE_BLOCKED_BY_SHIELD, Math.round(f2 * 10.0F));
+ ((ServerPlayer) this).awardStat(Stats.DAMAGE_BLOCKED_BY_SHIELD, carpetfixes.helpers.FastMath.round(f2 * 10.0F)); // Mirai
}
}
@@ -2100,9 +2100,9 @@ public abstract class LivingEntity extends Entity implements Attackable {
if (f3 > 0.0F && f3 < 3.4028235E37F) {
if (this instanceof ServerPlayer) {
- ((ServerPlayer) this).awardStat(Stats.DAMAGE_RESISTED, Math.round(f3 * 10.0F));
+ ((ServerPlayer) this).awardStat(Stats.DAMAGE_RESISTED, carpetfixes.helpers.FastMath.round(f3 * 10.0F)); // Mirai
} else if (source.getEntity() instanceof ServerPlayer) {
- ((ServerPlayer) source.getEntity()).awardStat(Stats.DAMAGE_DEALT_RESISTED, Math.round(f3 * 10.0F));
+ ((ServerPlayer) source.getEntity()).awardStat(Stats.DAMAGE_DEALT_RESISTED, carpetfixes.helpers.FastMath.round(f3 * 10.0F)); // Mirai
}
}
}
@@ -2214,9 +2214,9 @@ public abstract class LivingEntity extends Entity implements Attackable {
float f3 = (float) -event.getDamage(DamageModifier.RESISTANCE);
if (f3 > 0.0F && f3 < 3.4028235E37F) {
if (this instanceof ServerPlayer) {
- ((ServerPlayer) this).awardStat(Stats.DAMAGE_RESISTED, Math.round(f3 * 10.0F));
+ ((ServerPlayer) this).awardStat(Stats.DAMAGE_RESISTED, carpetfixes.helpers.FastMath.round(f3 * 10.0F)); // Mirai
} else if (damagesource.getEntity() instanceof ServerPlayer) {
- ((ServerPlayer) damagesource.getEntity()).awardStat(Stats.DAMAGE_DEALT_RESISTED, Math.round(f3 * 10.0F));
+ ((ServerPlayer) damagesource.getEntity()).awardStat(Stats.DAMAGE_DEALT_RESISTED, carpetfixes.helpers.FastMath.round(f3 * 10.0F)); // Mirai
}
}
}
@@ -2248,7 +2248,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
float f2 = absorptionModifier;
if (f2 > 0.0F && f2 < 3.4028235E37F && this instanceof net.minecraft.world.entity.player.Player) {
- ((net.minecraft.world.entity.player.Player) this).awardStat(Stats.DAMAGE_ABSORBED, Math.round(f2 * 10.0F));
+ ((net.minecraft.world.entity.player.Player) this).awardStat(Stats.DAMAGE_ABSORBED, carpetfixes.helpers.FastMath.round(f2 * 10.0F)); // Mirai
}
if (f2 > 0.0F && f2 < 3.4028235E37F) {
Entity entity = damagesource.getEntity();
@@ -2256,7 +2256,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
if (entity instanceof ServerPlayer) {
ServerPlayer entityplayer = (ServerPlayer) entity;
- entityplayer.awardStat(Stats.DAMAGE_DEALT_ABSORBED, Math.round(f2 * 10.0F));
+ entityplayer.awardStat(Stats.DAMAGE_DEALT_ABSORBED, carpetfixes.helpers.FastMath.round(f2 * 10.0F)); // Mirai
}
}
@@ -2265,7 +2265,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
// PAIL: Be sure to drag all this code from the EntityHuman subclass each update.
((net.minecraft.world.entity.player.Player) this).causeFoodExhaustion(damagesource.getFoodExhaustion(), org.bukkit.event.entity.EntityExhaustionEvent.ExhaustionReason.DAMAGED); // CraftBukkit - EntityExhaustionEvent
if (f < 3.4028235E37F) {
- ((net.minecraft.world.entity.player.Player) this).awardStat(Stats.DAMAGE_TAKEN, Math.round(f * 10.0F));
+ ((net.minecraft.world.entity.player.Player) this).awardStat(Stats.DAMAGE_TAKEN, carpetfixes.helpers.FastMath.round(f * 10.0F)); // Mirai
}
}
// CraftBukkit end
@@ -2287,7 +2287,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
CriteriaTriggers.ENTITY_HURT_PLAYER.trigger((ServerPlayer) this, damagesource, originalDamage, f, true); // Paper - fix taken/dealt param order
f2 = (float) -event.getDamage(DamageModifier.BLOCKING);
if (f2 > 0.0F && f2 < 3.4028235E37F) {
- ((ServerPlayer) this).awardStat(Stats.DAMAGE_BLOCKED_BY_SHIELD, Math.round(originalDamage * 10.0F));
+ ((ServerPlayer) this).awardStat(Stats.DAMAGE_BLOCKED_BY_SHIELD, carpetfixes.helpers.FastMath.round(originalDamage * 10.0F)); // Mirai
}
}
@@ -3054,13 +3054,13 @@ public abstract class LivingEntity extends Entity implements Attackable {
f2 = this.tickHeadTurn(f1, f2);
// Paper start - stop large pitch and yaw changes from crashing the server
- this.yRotO += Math.round((this.getYRot() - this.yRotO) / 360.0F) * 360.0F;
+ this.yRotO += carpetfixes.helpers.FastMath.round((this.getYRot() - this.yRotO) / 360.0F) * 360.0F; // Mirai
- this.yBodyRotO += Math.round((this.yBodyRot - this.yBodyRotO) / 360.0F) * 360.0F;
+ this.yBodyRotO += carpetfixes.helpers.FastMath.round((this.yBodyRot - this.yBodyRotO) / 360.0F) * 360.0F; // Mirai
- this.xRotO += Math.round((this.getXRot() - this.xRotO) / 360.0F) * 360.0F;
+ this.xRotO += carpetfixes.helpers.FastMath.round((this.getXRot() - this.xRotO) / 360.0F) * 360.0F; // Mirai
- this.yHeadRotO += Math.round((this.yHeadRot - this.yHeadRotO) / 360.0F) * 360.0F;
+ this.yHeadRotO += carpetfixes.helpers.FastMath.round((this.yHeadRot - this.yHeadRotO) / 360.0F) * 360.0F; // Mirai
// Paper end
this.animStep += f2;
diff --git a/src/main/java/net/minecraft/world/entity/player/Player.java b/src/main/java/net/minecraft/world/entity/player/Player.java
index 7b0dbfaab5951aaf09c36bc5112d953585f0098a..8814e1320fa716184a7f8ae930717583184b5408 100644
--- a/src/main/java/net/minecraft/world/entity/player/Player.java
+++ b/src/main/java/net/minecraft/world/entity/player/Player.java
@@ -1072,7 +1072,7 @@ public abstract class Player extends LivingEntity {
float f2 = f1 - f;
if (f2 > 0.0F && f2 < 3.4028235E37F) {
- this.awardStat(Stats.DAMAGE_ABSORBED, Math.round(f2 * 10.0F));
+ this.awardStat(Stats.DAMAGE_ABSORBED, carpetfixes.helpers.FastMath.round(f2 * 10.0F)); // Mirai
}
if (f != 0.0F) {
@@ -1082,7 +1082,7 @@ public abstract class Player extends LivingEntity {
this.getCombatTracker().recordDamage(damagesource, f3, f);
this.setHealth(this.getHealth() - f);
if (f < 3.4028235E37F) {
- this.awardStat(Stats.DAMAGE_TAKEN, Math.round(f * 10.0F));
+ this.awardStat(Stats.DAMAGE_TAKEN, carpetfixes.helpers.FastMath.round(f * 10.0F)); // Mirai
}
}
@@ -1422,7 +1422,7 @@ public abstract class Player extends LivingEntity {
if (target instanceof LivingEntity) {
float f5 = f3 - ((LivingEntity) target).getHealth();
- this.awardStat(Stats.DAMAGE_DEALT, Math.round(f5 * 10.0F));
+ this.awardStat(Stats.DAMAGE_DEALT, carpetfixes.helpers.FastMath.round(f5 * 10.0F)); // Mirai
if (j > 0) {
// CraftBukkit start - Call a combust event when somebody hits with a fire enchanted item
EntityCombustByEntityEvent combustEvent = new EntityCombustByEntityEvent(this.getBukkitEntity(), target.getBukkitEntity(), j * 4);
@@ -1686,29 +1686,29 @@ public abstract class Player extends LivingEntity {
int i;
if (this.isSwimming()) {
- i = Math.round((float) Math.sqrt(dx * dx + dy * dy + dz * dz) * 100.0F);
+ i = carpetfixes.helpers.FastMath.round((float) Math.sqrt(dx * dx + dy * dy + dz * dz) * 100.0F); // Mirai
if (i > 0) {
this.awardStat(Stats.SWIM_ONE_CM, i);
this.causeFoodExhaustion(level.spigotConfig.swimMultiplier * (float) i * 0.01F, EntityExhaustionEvent.ExhaustionReason.SWIM); // CraftBukkit - EntityExhaustionEvent // Spigot
}
} else if (this.isEyeInFluid(FluidTags.WATER)) {
- i = Math.round((float) Math.sqrt(dx * dx + dy * dy + dz * dz) * 100.0F);
+ i = carpetfixes.helpers.FastMath.round((float) Math.sqrt(dx * dx + dy * dy + dz * dz) * 100.0F); // Mirai
if (i > 0) {
this.awardStat(Stats.WALK_UNDER_WATER_ONE_CM, i);
this.causeFoodExhaustion(level.spigotConfig.swimMultiplier * (float) i * 0.01F, EntityExhaustionEvent.ExhaustionReason.WALK_UNDERWATER); // CraftBukkit - EntityExhaustionEvent // Spigot
}
} else if (this.isInWater()) {
- i = Math.round((float) Math.sqrt(dx * dx + dz * dz) * 100.0F);
+ i = carpetfixes.helpers.FastMath.round((float) Math.sqrt(dx * dx + dz * dz) * 100.0F); // Mirai
if (i > 0) {
this.awardStat(Stats.WALK_ON_WATER_ONE_CM, i);
this.causeFoodExhaustion(level.spigotConfig.swimMultiplier * (float) i * 0.01F, EntityExhaustionEvent.ExhaustionReason.WALK_ON_WATER); // CraftBukkit - EntityExhaustionEvent // Spigot
}
} else if (this.onClimbable()) {
if (dy > 0.0D) {
- this.awardStat(Stats.CLIMB_ONE_CM, (int) Math.round(dy * 100.0D));
+ this.awardStat(Stats.CLIMB_ONE_CM, (int) carpetfixes.helpers.FastMath.round(dy * 100.0D)); // Mirai
}
} else if (this.onGround) {
- i = Math.round((float) Math.sqrt(dx * dx + dz * dz) * 100.0F);
+ i = carpetfixes.helpers.FastMath.round((float) Math.sqrt(dx * dx + dz * dz) * 100.0F); // Mirai
if (i > 0) {
if (this.isSprinting()) {
this.awardStat(Stats.SPRINT_ONE_CM, i);
@@ -1722,10 +1722,10 @@ public abstract class Player extends LivingEntity {
}
}
} else if (this.isFallFlying()) {
- i = Math.round((float) Math.sqrt(dx * dx + dy * dy + dz * dz) * 100.0F);
+ i = carpetfixes.helpers.FastMath.round((float) Math.sqrt(dx * dx + dy * dy + dz * dz) * 100.0F); // Mirai
this.awardStat(Stats.AVIATE_ONE_CM, i);
} else {
- i = Math.round((float) Math.sqrt(dx * dx + dz * dz) * 100.0F);
+ i = carpetfixes.helpers.FastMath.round((float) Math.sqrt(dx * dx + dz * dz) * 100.0F); // Mirai
if (i > 25) {
this.awardStat(Stats.FLY_ONE_CM, i);
}
@@ -1736,7 +1736,7 @@ public abstract class Player extends LivingEntity {
private void checkRidingStatistics(double dx, double dy, double dz) {
if (this.isPassenger()) {
- int i = Math.round((float) Math.sqrt(dx * dx + dy * dy + dz * dz) * 100.0F);
+ int i = carpetfixes.helpers.FastMath.round((float) Math.sqrt(dx * dx + dy * dy + dz * dz) * 100.0F); // Mirai
if (i > 0) {
Entity entity = this.getVehicle();
@@ -1763,7 +1763,7 @@ public abstract class Player extends LivingEntity {
return false;
} else {
if (fallDistance >= 2.0F) {
- this.awardStat(Stats.FALL_ONE_CM, (int) Math.round((double) fallDistance * 100.0D));
+ this.awardStat(Stats.FALL_ONE_CM, (int) carpetfixes.helpers.FastMath.round((double) fallDistance * 100.0D)); // Mirai
}
return super.causeFallDamage(fallDistance, damageMultiplier, damageSource);
diff --git a/src/main/java/net/minecraft/world/item/Item.java b/src/main/java/net/minecraft/world/item/Item.java
index dd2f6c67533cc3344a171fe3ae9b3704796d8c50..78e641cf4f5857712f60b168be803f311e7def10 100644
--- a/src/main/java/net/minecraft/world/item/Item.java
+++ b/src/main/java/net/minecraft/world/item/Item.java
@@ -169,7 +169,7 @@ public class Item implements FeatureElement, ItemLike {
}
public int getBarWidth(ItemStack stack) {
- return Math.round(13.0F - (float)stack.getDamageValue() * 13.0F / (float)this.maxDamage);
+ return carpetfixes.helpers.FastMath.round(13.0F - (float)stack.getDamageValue() * 13.0F / (float)this.maxDamage); // Mirai
}
public int getBarColor(ItemStack stack) {
diff --git a/src/main/java/net/minecraft/world/item/enchantment/EnchantmentHelper.java b/src/main/java/net/minecraft/world/item/enchantment/EnchantmentHelper.java
index ecf640b00007a386290f8dfe9935a8aa610079fd..8b199643eda44a6f020768af70e85175fbe2be5d 100644
--- a/src/main/java/net/minecraft/world/item/enchantment/EnchantmentHelper.java
+++ b/src/main/java/net/minecraft/world/item/enchantment/EnchantmentHelper.java
@@ -350,7 +350,7 @@ public class EnchantmentHelper {
} else {
level += 1 + random.nextInt(i / 4 + 1) + random.nextInt(i / 4 + 1);
float f = (random.nextFloat() + random.nextFloat() - 1.0F) * 0.15F;
- level = Mth.clamp(Math.round((float)level + (float)level * f), 1, Integer.MAX_VALUE);
+ level = Mth.clamp(carpetfixes.helpers.FastMath.round((float)level + (float)level * f), 1, Integer.MAX_VALUE); // Mirai
List<EnchantmentInstance> list2 = getAvailableEnchantmentResults(level, stack, treasureAllowed);
if (!list2.isEmpty()) {
WeightedRandom.getRandomItem(random, list2).ifPresent(list::add);
diff --git a/src/main/java/net/minecraft/world/level/block/DaylightDetectorBlock.java b/src/main/java/net/minecraft/world/level/block/DaylightDetectorBlock.java
index 81376e725151f723dad8a7b5c1a4bd597e60294e..5a33c98d29e1a76e5239dab166514ab95779ddc6 100644
--- a/src/main/java/net/minecraft/world/level/block/DaylightDetectorBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/DaylightDetectorBlock.java
@@ -62,7 +62,7 @@ public class DaylightDetectorBlock extends BaseEntityBlock {
float f1 = f < 3.1415927F ? 0.0F : 6.2831855F;
f += (f1 - f) * 0.2F;
- i = Math.round((float) i * Mth.cos(f));
+ i = carpetfixes.helpers.FastMath.round((float) i * Mth.cos(f)); // Mirai
}
i = Mth.clamp(i, 0, 15);
diff --git a/src/main/java/net/minecraft/world/level/levelgen/SurfaceSystem.java b/src/main/java/net/minecraft/world/level/levelgen/SurfaceSystem.java
index 3152d995f87beca1e0243a7d594d352ec458b0ed..d4dbee946d292e0d01910cc4fd1c67cda8fd7dc8 100644
--- a/src/main/java/net/minecraft/world/level/levelgen/SurfaceSystem.java
+++ b/src/main/java/net/minecraft/world/level/levelgen/SurfaceSystem.java
@@ -301,7 +301,7 @@ public class SurfaceSystem {
}
protected BlockState getBand(int x, int y, int z) {
- int i = (int)Math.round(this.clayBandsOffsetNoise.getValue((double)x, 0.0D, (double)z) * 4.0D);
+ int i = (int)carpetfixes.helpers.FastMath.round(this.clayBandsOffsetNoise.getValue((double)x, 0.0D, (double)z) * 4.0D); // Mirai
return this.clayBands[(y + i + this.clayBands.length) % this.clayBands.length];
}
}
diff --git a/src/main/java/net/minecraft/world/level/levelgen/feature/ScatteredOreFeature.java b/src/main/java/net/minecraft/world/level/levelgen/feature/ScatteredOreFeature.java
index 06f27fc8eda9ec160c54759ec95fdade19876d29..567d653469c964922dc5662e48c45dc289222bc2 100644
--- a/src/main/java/net/minecraft/world/level/levelgen/feature/ScatteredOreFeature.java
+++ b/src/main/java/net/minecraft/world/level/levelgen/feature/ScatteredOreFeature.java
@@ -46,6 +46,6 @@ public class ScatteredOreFeature extends Feature<OreConfiguration> {
}
private int getRandomPlacementInOneAxisRelativeToOrigin(RandomSource randomSource, int spread) {
- return Math.round((randomSource.nextFloat() - randomSource.nextFloat()) * (float)spread);
+ return carpetfixes.helpers.FastMath.round((randomSource.nextFloat() - randomSource.nextFloat()) * (float)spread); // Mirai
}
}
diff --git a/src/main/java/net/minecraft/world/level/storage/loot/functions/LootingEnchantFunction.java b/src/main/java/net/minecraft/world/level/storage/loot/functions/LootingEnchantFunction.java
index 31918fa2eb38e42a5ea5366e559f25ea9d7d59ae..fe0bcd4295e96556d1c5282d6acc426980697675 100644
--- a/src/main/java/net/minecraft/world/level/storage/loot/functions/LootingEnchantFunction.java
+++ b/src/main/java/net/minecraft/world/level/storage/loot/functions/LootingEnchantFunction.java
@@ -61,7 +61,7 @@ public class LootingEnchantFunction extends LootItemConditionalFunction {
float f = (float) i * this.value.getFloat(context);
- stack.grow(Math.round(f));
+ stack.grow(carpetfixes.helpers.FastMath.round(f)); // Mirai
if (this.hasLimit() && stack.getCount() > this.limit) {
stack.setCount(this.limit);
}
diff --git a/src/main/java/net/minecraft/world/level/storage/loot/providers/number/NumberProvider.java b/src/main/java/net/minecraft/world/level/storage/loot/providers/number/NumberProvider.java
index 2a7c75ea447b179ea1ab9db56e8a39d03faa0bce..53ca87c7659a4fff9e99d21217d1ad08c8765836 100644
--- a/src/main/java/net/minecraft/world/level/storage/loot/providers/number/NumberProvider.java
+++ b/src/main/java/net/minecraft/world/level/storage/loot/providers/number/NumberProvider.java
@@ -7,7 +7,7 @@ public interface NumberProvider extends LootContextUser {
float getFloat(LootContext context);
default int getInt(LootContext context) {
- return Math.round(this.getFloat(context));
+ return carpetfixes.helpers.FastMath.round(this.getFloat(context)); // Mirai
}
LootNumberProviderType getType();
diff --git a/src/main/java/net/minecraft/world/phys/shapes/Shapes.java b/src/main/java/net/minecraft/world/phys/shapes/Shapes.java
index 731c7dd15f131dc124be6af8f342b122cb89491b..24a82111a5485da1e3903977d0519e9ed502f34d 100644
--- a/src/main/java/net/minecraft/world/phys/shapes/Shapes.java
+++ b/src/main/java/net/minecraft/world/phys/shapes/Shapes.java
@@ -59,8 +59,8 @@ public final class Shapes {
int j = 1 << i;
double d = min * (double)j;
double e = max * (double)j;
- boolean bl = Math.abs(d - (double)Math.round(d)) < 1.0E-7D * (double)j;
- boolean bl2 = Math.abs(e - (double)Math.round(e)) < 1.0E-7D * (double)j;
+ boolean bl = Math.abs(d - (double)carpetfixes.helpers.FastMath.round(d)) < 1.0E-7D * (double)j; // Mirai
+ boolean bl2 = Math.abs(e - (double)carpetfixes.helpers.FastMath.round(e)) < 1.0E-7D * (double)j; // Mirai
if (bl && bl2) {
return i;
}
diff --git a/src/main/java/org/dreeam/leaf/LeafConfig.java b/src/main/java/org/dreeam/leaf/LeafConfig.java
index 918631209956adae59b83dd28e7492290362311e..607b02f77c76760f607ce763ea2ea17e48323c0e 100644
--- a/src/main/java/org/dreeam/leaf/LeafConfig.java
+++ b/src/main/java/org/dreeam/leaf/LeafConfig.java
@@ -188,12 +188,18 @@ public class LeafConfig {
public static boolean villagerLobotomizeEnabled = false;
public static int villagerLobotomizeCheckInterval = 100;
public static boolean useSpigotItemMergingMechanism = true;
+ public static boolean optimizedRound = true;
+ public static boolean optimizedHypot = true;
private static void performance() {
laggingThreshold = getDouble("performance.lagging-threshold", laggingThreshold);
tpsCatchup = getBoolean("performance.tps-catchup", tpsCatchup);
villagerLobotomizeEnabled = getBoolean("performance.villager.lobotomize.enabled", villagerLobotomizeEnabled);
villagerLobotomizeCheckInterval = getInt("performance.villager.lobotomize.check-interval", villagerLobotomizeCheckInterval);
useSpigotItemMergingMechanism = getBoolean("performance.use-spigot-item-merging-mechanism", useSpigotItemMergingMechanism);
+ optimizedRound = getBoolean("performance.optimize-math-round", optimizedRound,
+ "Whether or not Math.round should be replaced by a faster version.");
+ optimizedHypot = getBoolean("performance.optimize-math-hypot", optimizedHypot,
+ "Whether or not Math.hypot should be replaced by a faster version.");
}
public static String commandTPSBarOutput = "<green>Tpsbar toggled <onoff> for <target>";
diff --git a/src/main/java/org/spigotmc/TicksPerSecondCommand.java b/src/main/java/org/spigotmc/TicksPerSecondCommand.java
index b42b31cd33232a99befd8334bc24b8ae8b021ccb..b339fd4b3b4bc48caa10d2707071b08e284b1992 100644
--- a/src/main/java/org/spigotmc/TicksPerSecondCommand.java
+++ b/src/main/java/org/spigotmc/TicksPerSecondCommand.java
@@ -69,7 +69,7 @@ public class TicksPerSecondCommand extends Command
private static String format(double tps) // Paper - Made static
{
return ( ( tps > 18.0 ) ? ChatColor.GREEN : ( tps > 16.0 ) ? ChatColor.YELLOW : ChatColor.RED ).toString()
- + ( ( tps > 21.0 ) ? "*" : "" ) + Math.min( Math.round( tps * 100.0 ) / 100.0, 20.0 ); // Paper - only print * at 21, we commonly peak to 20.02 as the tick sleep is not accurate enough, stop the noise
+ + ( ( tps > 21.0 ) ? "*" : "" ) + Math.min( carpetfixes.helpers.FastMath.round( tps * 100.0 ) / 100.0, 20.0 ); // Paper - only print * at 21, we commonly peak to 20.02 as the tick sleep is not accurate enough, stop the noise // Mirai
}
// Gale start - YAPFA - last tick time - in TPS command
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